Schrankia taenialis, the white-line snout, is a species of moth of the family Erebidae.

It is found from Central Europe to Sardinia, Sicily, North Turkey and Azerbaijan.

(= albistrigatis Haw., albistrigatus Stph., acuminalis H.-Sch., albistrigalis Guen.)

Forewing brownish; a fine black dash beneath costa at base; inner line dentate, blackish; outer black, outwardly whitish-edged, indistinct towards costa, straight and conspicuous in lower half; cellspot dark, obscure, paler posteriorly; subterminal line pale, indistinct; hindwing light grey.

The larvae feed on Melampyrum, Calluna and Thymus species